US12603271B2 - Apparatus for pre-lithiation of negative electrode and method for pre-lithiation of negative electrode - Google Patents

Apparatus for pre-lithiation of negative electrode and method for pre-lithiation of negative electrode

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Publication number
US12603271B2
US12603271B2 US17/781,263 US202117781263A US12603271B2 US 12603271 B2 US12603271 B2 US 12603271B2 US 202117781263 A US202117781263 A US 202117781263A US 12603271 B2 US12603271 B2 US 12603271B2
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negative electrode
lithiation
electrode structure
lithium metal
section
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US20230006187A1 (en
Inventor
Seo Young JEON
Ye Ri Kim
Oh Byong Chae
Seung Hae HWANG
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LG Energy Solution Ltd
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LG Energy Solution Ltd
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Assigned to LG ENERGY SOLUTION, LTD. reassignment LG ENERGY SOLUTION, LTD. ASSIGNMENT OF ASSIGNOR'S INTEREST Assignors: CHAE, OH BYONG, HWANG, SEUNG HAE, JEON, SEO YOUNG, KIM, YE RI
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • H01M4/045—Electrochemical coating; Electrochemical impregnation
    • H01M4/0452—Electrochemical coating; Electrochemical impregnation from solutions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • H01M4/044—Activating, forming or electrochemical attack of the supporting material
    • H01M4/0445—Forming after manufacture of the electrode, e.g. first charge, cycling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • H01M4/0459—Electrochemical doping, intercalation, occlusion or alloying
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
US17/781,263 2020-10-05 2021-09-03 Apparatus for pre-lithiation of negative electrode and method for pre-lithiation of negative electrode Active 2043-12-01 US12603271B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2020-0128084 2020-10-05
KR1020200128084A KR102953902B1 (ko) 2020-10-05 음극의 전리튬화 장치 및 음극의 전리튬화 방법
PCT/KR2021/011949 WO2022075602A1 (ko) 2020-10-05 2021-09-03 음극의 전리튬화 장치 및 음극의 전리튬화 방법

Publications (2)

Publication Number Publication Date
US20230006187A1 US20230006187A1 (en) 2023-01-05
US12603271B2 true US12603271B2 (en) 2026-04-14

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Country Link
US (1) US12603271B2 (pl)
EP (1) EP4053942B1 (pl)
JP (1) JP7515587B2 (pl)
CN (1) CN114788047B (pl)
ES (1) ES3055349T3 (pl)
PL (1) PL4053942T3 (pl)
WO (1) WO2022075602A1 (pl)

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CN117059751A (zh) * 2022-05-06 2023-11-14 拓米(成都)应用技术研究院有限公司 一种硅纳米负极预锂化的工艺方法和负极极片
WO2025016527A1 (en) * 2023-07-14 2025-01-23 Abb Schweiz Ag Method of manufacturing a battery electrode assembly
NL2035566B1 (en) * 2023-08-08 2025-02-21 Lionvolt B V Artificial solid electrolyte interphase layer method and assembly
CN119495747B (zh) * 2024-11-25 2025-09-16 中国科学院深圳先进技术研究院 一种负极材料金属预活化的装置和金属预活化的方法

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US5595837A (en) * 1995-04-12 1997-01-21 Valence Technology, Inc. Process for prelithiation of carbon based anodes for lithium batteries
US20070278105A1 (en) * 2006-04-20 2007-12-06 Inco Limited Apparatus and foam electroplating process
JP2008016199A (ja) 2006-06-30 2008-01-24 Mitsui Mining & Smelting Co Ltd 非水電解液二次電池用負極の製造装置
JP2008091191A (ja) 2006-10-02 2008-04-17 Matsushita Electric Ind Co Ltd 非水電解質二次電池用負極前駆体にリチウムイオンを吸蔵させる方法と装置
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Also Published As

Publication number Publication date
CN114788047B (zh) 2024-09-10
WO2022075602A1 (ko) 2022-04-14
ES3055349T3 (en) 2026-02-11
EP4053942A4 (en) 2023-08-09
PL4053942T3 (pl) 2026-02-23
EP4053942A1 (en) 2022-09-07
EP4053942B1 (en) 2025-10-29
JP2023504159A (ja) 2023-02-01
US20230006187A1 (en) 2023-01-05
KR20220045397A (ko) 2022-04-12
JP7515587B2 (ja) 2024-07-12
CN114788047A (zh) 2022-07-22

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